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Arden
MathematicsMathematics
A child takes a nap averaging three hours and gets an average of 12 hours of sleep at night. Nap time and night time sleep can each vary by 30 mins. What are the possible time lengths for the child's nap and night time sleep? ... ?
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Beckett Barron
MathematicsMathematics
4x - 10 ≥ 22 or x - 5 < - 6
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Dakota Mcguire
MathematicsMathematics
What does control for eximerment mean

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Guest
MathematicsMathematics
A scientist estimated that a mixture would need 5 millimeters of a chemical to balance. The actual amount d was 7 millimeters. What was the percent error of the scientists estimation?
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Nico Stephenson
MathematicsMathematics
Start at 7 and subtract 3each time
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Guest
MathematicsMathematics
Suppose you know the area of a circle and the measure of the central angle of a sector. Describe the process of finding the area of the sector.

Divide the measure of the central angle by (Drop-Down Menu Choices: 180,90,360) and multiply the result by the (Drop-Down Menu Choices: Area, Circumference, Radius) of the circle.
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Makena Sanders
MathematicsMathematics
Cups are sold 8 a package and plates are sold 12 to a package. If you want to have the same number of each item for the party, how many of each do you need to buy? what is the least number of packages of each you need to buy?
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Serena Carey
MathematicsMathematics
What is the formula for the sum of an infinite geometric series
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Harold Dunlap
MathematicsMathematics
Denise put $95 into an account that pays 5.2% interest, compounded monthly. According to the rule of 72, approximately how long will it take for her money to double?
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Alyson Blackburn
MathematicsMathematics
What is the percent change between 20% and 30%
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Walter Wood
MathematicsMathematics
What is the recursive rule for this geometric sequence? 3, 3/2, 3/4, 3/8
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Catalina Hensley
MathematicsMathematics
What is two plus three?; )
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Tyree Chandler
MathematicsMathematics
The regular price of a calculator is $15.40. it goes on sale for 30% off the regular price. what is the amount of savings on the calculator
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Averie Martinez
MathematicsMathematics
If two angles are complementary and one angle is 52°, what is the measure of the other angle? 38° 52° 128° 90
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Marilyn Owens
MathematicsMathematics
How to find x and y for 4 (x+1) = 4x+2+2
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